B812-12

Comprehensive specifications and application details for: B812-12 Sleeve Bearing.

Summary

Explore detailed summary information for bearing: B812-12. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
B812-12
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-00-051-4342
Item Name Code
13205
Federal Item Identification Guide
A045A0
Assigment Date
05/16/1967

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also bushing, sleeve; spacer, sleeve; and washer (as modified). Excludes:pin, hollow.

26.0 rockwell c minimum and 33.0 rockwell c maximum overall hardness rating, square all corners corner shape, 1.4950 inches minimum and 1.5050 inches maximum overall length, 0.5010 inches minimum and 0.5020 inches maximum body inside diameter, 0.7520 inches minimum and 0.7530 inches maximum body outside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-051-4342 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter
0.5010 inches minimum and 0.5020 inches maximum
Body Outside Diameter
0.7520 inches minimum and 0.7530 inches maximum
Corner Shape
square all corners
Hardness Rating
26.0 rockwell c minimum and 33.0 rockwell c maximum overall
Overall Length
1.4950 inches minimum and 1.5050 inches maximum
Material Document And Classification
mil-b-8657,type 1,comp a mil spec 1st material response or mil-b-8657,type 1,comp b mil spec 2nd material response overall
Material Document And Classification
mil-l-15016, symbol 2190 mil spec single material response lubrication
Material
copper alloy overall
Material
oil lubricating lubrication
Style Designator
solid, plain, no outside flanges

Frequently Asked Questions

Find quick answers to common questions about bearing: B812-12. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-051-4342?
The FSCG of the NSN 3120-00-051-4342 is 3120
Does the NSN 3120-00-051-4342 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997090
Does NSN 3120-00-051-4342 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 3120-00-051-4342 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-00-051-4342 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 3120-00-051-4342 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Tue, May 16, 1967

Price & Availability

Fill out the form to get pricing and availability details for the bearing: B812-12

Popular Bearings

Browse our selection of high-demand, high-performance bearings:

6200-2RSH/C3
3110-01-266-2359
Bearing Roller
6200-2RSJ
3120-01-568-0757
Sleeve Bearing
6200-2RSJC78LD
3110-00-944-0451
Annular Ball Bearing
6200-2RSNRJ
3110-01-359-4116
Annular Ball Bearing
6200-2RSR
3110-00-108-9167
Annular Ball Bearing
6200-2RSTA
3110-00-108-9167
Annular Ball Bearing
6200-2RSW1B
3110-00-991-0897
Annular Ball Bearing
6200-2RSW1BNT
3110-00-991-0897
Annular Ball Bearing
6200 2Z
3110-01-058-9594
Single Ball Bearing
6200-2Z/QE6
3110-00-952-0310
Annular Ball Bearing
6200-2ZC3
3110-00-555-5537
Annular Ball Bearing
6200-2ZHT
3110-00-155-6788
Annular Ball Bearing
6200-2ZHT12
3110-00-144-8869
Annular Ball Bearing
6200-2ZJ
3110-00-144-8869
Annular Ball Bearing
6200-2ZJANG25
3110-00-952-0310
Annular Ball Bearing